Improvement in gasket-packing- for steam and other enginery



B. DBNSMORH' GASKET PACKING FOB STEAM AND OTHER ENGINERY.

No. 84,864. Y Patented Dec. 15,1868.

7lf74 68563 Z72 7/674 $0 7:

dilated fitatpe gate-at @Biiire.

BYRON DENSMO'RE,

OF NEW YORK, N. Y.

Letters Patent .No. 84,864, ddtel liDu-ember 15, 1868.

nmmovnmmw m GASKET- Immune ron' STEAM AND OTHER linemen! The Schedule referred t6 in these Letters Patent and making part of the same.

Be it known that I, BYRON DENSMORE, of the city of New York, in the county and State of N cw York,-

Figure 2, the perspective cut transversely in the centre, showing the form of both sides:

This gasketis made'oi' rolled brass or copper, or of any metal that will spin into the required shape.

The metal is cut out round, say halfnn. inch diameter larger than the gasket is to he, and a hole punched through the centre, then putpn to a mandrel and pressed up firmly against a collar, of the diameter the gasket is to be, and then the part prqiccting out beyond the collar is spun down on to it, at rightangles to the plane of the collar. 7 It is then taken oli; and both collar and gasket turned thother side in. on me mandrel, and then spun down to the required angle, which -is' a V-form.

To make them bevelling both sides, the side of the collar first worked against is bevelled back from the the other side is bevelled in the opposite direction, so that when the gasket is changed the other side to, on the collar, the gasket to the collar, and has a support againstitto the periphery.

they are simply put to their place and the union-nut screwed on.

inside of the bolt-s that bolt on the flauge, butthe may be used outside, or t vo used, one each side ofthe bolts. p

What- I" claim as ni'yinventiou, and desire to secure by Letters Patent, is-- Metallic spring-gaskets, made specified. v

Witnesses: BYRON DENSMCFRE.

M ARY E. Dexsmoma,

GEORGE 0. imxsuons.

plane, corresponding to the bevel of the gasket, and

In using-them in making joints in pipe with unions,

In making flange-joints, they are inserted, generally, 

